fzus53 kapx 171812
nshapx
expires:202608180215;;890721

nearshore marine forecast
national weather service gaylord mi
212 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz345-180215-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
212 pm edt mon aug 17 2026

.through early evening...southwest wind 5 to 10 knots. sunny.
waves 2 feet or less. 
.tonight...southwest wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.tuesday...west wind 10 to 15 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.tuesday night...northwest wind 5 to 10 knots. mostly clear.
waves 2 feet or less. 
.wednesday...west wind 10 to 15 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171812
nshapx
expires:202608180215;;890722

nearshore marine forecast
national weather service gaylord mi
212 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz346-180215-
st ignace to false detour channel-
212 pm edt mon aug 17 2026

.through early evening...west wind 5 to 10 knots. mostly sunny.
waves 2 feet or less. 
.tonight...southwest wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.tuesday...west wind 10 to 15 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.tuesday night...northwest wind 5 to 10 knots. mostly clear.
waves 2 feet or less. 
.wednesday...northwest wind 10 to 15 knots. sunny. waves 2 feet
or less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171812
nshapx
expires:202608180215;;890723

nearshore marine forecast
national weather service gaylord mi
212 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz347-180215-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
212 pm edt mon aug 17 2026

.through early evening...northwest wind 5 to 10 knots. mostly
sunny. waves 2 feet or less. 
.tonight...southwest wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.tuesday...west wind 10 to 15 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.tuesday night...northwest wind 5 to 10 knots. partly cloudy.
waves 2 feet or less. 
.wednesday...northwest wind 10 to 15 knots. sunny. waves 2 feet
or less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171812
nshapx
expires:202608180215;;890724

nearshore marine forecast
national weather service gaylord mi
212 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz348-180215-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
212 pm edt mon aug 17 2026

.through early evening...north wind 5 to 10 knots. mostly sunny.
waves 2 feet or less. 
.tonight...southwest wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.tuesday...southwest wind 5 to 10 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.tuesday night...northwest wind 5 to 10 knots. numerous showers
and scattered thunderstorms. waves 2 feet or less. 
.wednesday...northwest wind 10 to 15 knots. sunny. waves 2 feet
or less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171812
nshapx
expires:202608180215;;890725

nearshore marine forecast
national weather service gaylord mi
212 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz349-180215-
sturgeon pt to alabaster mi-
212 pm edt mon aug 17 2026

.through early evening...east wind 5 to 10 knots. mostly sunny.
waves 2 feet or less. 
.tonight...southwest wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.tuesday...southwest wind 10 to 15 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.tuesday night...northwest wind 5 to 10 knots. scattered showers
and thunderstorms. waves 2 feet or less. 
.wednesday...north wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171812
nshapx
expires:202608180215;;890718

nearshore marine forecast
national weather service gaylord mi
212 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz323-180215-
grand traverse bay south of a line grand traverse light to
norwood mi-
212 pm edt mon aug 17 2026

.through early evening...northwest wind 5 to 10 knots in the
afternoon becoming variable 10 knots or less. sunny. waves 2 feet
or less. 
.tonight...southwest wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.tuesday...west wind 10 to 15 knots. scattered thunderstorms.
waves 2 feet or less. 
.tuesday night...north wind 5 to 10 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.wednesday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171812
nshapx
expires:202608180215;;890716

nearshore marine forecast
national weather service gaylord mi
212 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz341-180215-
seul choix point to 5nm west of mackinac bridge-
212 pm edt mon aug 17 2026

.through early evening...southwest wind 5 to 10 knots. sunny.
waves 2 feet or less. 
.tonight...southwest wind 10 to 15 knots. partly cloudy. waves
2 to 3 feet. 
.tuesday...west wind 10 to 15 knots. scattered showers and
thunderstorms. waves 2 to 3 feet. 
.tuesday night...northwest wind 5 to 10 knots. mostly clear.
waves 2 feet or less. 
.wednesday...west wind 10 to 15 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171812
nshapx
expires:202608180215;;890717

nearshore marine forecast
national weather service gaylord mi
212 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz342-180215-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
212 pm edt mon aug 17 2026

.through early evening...southwest wind 10 to 15 knots. sunny.
waves 2 feet or less. 
.tonight...southwest wind 10 to 15 knots. partly cloudy. waves
2 to 3 feet. 
.tuesday...west wind 10 to 15 knots. partly sunny. waves 2 to
3 feet. 
.tuesday night...north wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.wednesday...west wind 10 to 15 knots. sunny. waves 2 feet or
less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171812
nshapx
expires:202608180215;;890719

nearshore marine forecast
national weather service gaylord mi
212 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz344-345-180215-
sleeping bear point to grand traverse light mi-
point betsie to sleeping bear point mi-
212 pm edt mon aug 17 2026

.through early evening...southwest wind 5 to 10 knots. sunny.
waves 2 feet or less. 
.tonight...southwest wind 10 to 15 knots. isolated showers. waves
2 feet or less. 
.tuesday...southwest wind 10 to 15 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.tuesday night...north wind 5 to 10 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.wednesday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171812
nshapx
expires:202608180215;;890720

nearshore marine forecast
national weather service gaylord mi
212 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz346-180215-
manistee to point betsie mi-
212 pm edt mon aug 17 2026

.through early evening...southwest wind 5 to 10 knots. sunny.
waves 2 feet or less. 
.tonight...south wind 5 to 10 knots. partly cloudy. waves 2 feet
or less. 
.tuesday...southwest wind 10 to 15 knots. numerous showers and
scattered thunderstorms. waves 2 to 3 feet. 
.tuesday night...north wind 5 to 10 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.wednesday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171812
nshapx
expires:202608180215;;890714

nearshore marine forecast
national weather service gaylord mi
212 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz321-180215-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
212 pm edt mon aug 17 2026

.through early evening...north wind 5 to 10 knots. mostly sunny.
waves 2 feet or less. 
.tonight...south wind 5 to 10 knots. partly cloudy. waves 2 feet
or less. 
.tuesday...west wind 10 to 15 knots. mostly sunny. waves 2 to
3 feet. 
.tuesday night...west wind 5 to 10 knots. partly cloudy. waves
2 to 3 feet. 
.wednesday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171812
nshapx
expires:202608180215;;890715

nearshore marine forecast
national weather service gaylord mi
212 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz322-180215-
st. marys river point iroquois to e. potagannissing bay-
212 pm edt mon aug 17 2026

.through early evening...northwest wind 5 to 10 knots. mostly
sunny. 
.tonight...southwest wind 5 to 10 knots. partly cloudy. 
.tuesday...west wind 5 to 10 knots. scattered showers. 
.tuesday night...northwest wind 5 to 10 knots. partly cloudy. 
.wednesday...northwest wind 10 to 15 knots. sunny.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kdlh 171905
nshdlh
expires:202608180400;;894985

nearshore marine forecast
national weather service duluth mn
205 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz141-180400-
grand marais to taconite harbor mn-
205 pm cdt mon aug 17 2026

...small craft advisory in effect until 10 pm cdt this evening...

.tonight...west wind 5 to 10 knots. gusts up to 20 knots early in
the evening. rain showers likely and slight chance of
thunderstorms in the evening, then slight chance of rain showers
after midnight. waves 1 to 2 feet. 
.tuesday...west wind 5 to 10 knots with gusts to around 20 knots
becoming southwest with gusts to around 20 knots late in the
afternoon. mostly sunny. waves 1 foot or less. 
.tuesday night...west wind 5 to 10 knots becoming northwest early
in the morning. mostly clear. waves 1 foot or less. 
.wednesday...northwest wind 5 knots becoming southwest in the
afternoon. mostly sunny. waves 1 foot or less. 

$$

fzus53 kdlh 171905
nshdlh
expires:202608180400;;894994

nearshore marine forecast
national weather service duluth mn
205 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz148-180400-
oak point to saxon harbor wi-
205 pm cdt mon aug 17 2026

.tonight...south wind 5 to 10 knots becoming west late in the
night. chance of showers and thunderstorms in the evening. slight
chance of showers and thunderstorms after midnight. waves 1 to
2 feet. 
.tuesday...northwest wind 5 knots becoming north early in the
afternoon, then becoming southeast late in the afternoon. mostly
sunny. waves 1 foot or less. 
.tuesday night...west wind 5 knots. mostly clear. waves 1 foot or
less. 
.wednesday...west wind 5 knots becoming northwest in the late
morning and early afternoon, then becoming northeast late in the
afternoon. sunny. waves 1 foot or less. 

$$

fzus53 kdlh 171905
nshdlh
expires:202608180400;;894984

nearshore marine forecast
national weather service duluth mn
205 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz140-180400-
grand portage to grand marais mn-
205 pm cdt mon aug 17 2026

...small craft advisory in effect until 10 pm cdt this evening...

.tonight...southwest wind 15 to 20 knots with gusts to around
25 knots becoming west 5 to 10 knots after midnight. chance of
rain showers in the evening. slight chance of thunderstorms until
early morning. slight chance of rain showers after midnight.
waves 2 to 4 feet subsiding to 1 to 2 feet. 
.tuesday...west wind 10 to 15 knots with gusts to around 20 knots
becoming southwest with gusts to around 20 knots late in the
afternoon. mostly sunny. waves 1 to 2 feet. 
.tuesday night...west wind 10 to 15 knots with gusts to around
20 knots becoming northwest 5 to 10 knots after midnight. partly
cloudy. waves 1 to 2 feet. 
.wednesday...northwest wind 5 to 10 knots becoming southwest with
gusts to around 20 knots in the afternoon. mostly sunny. waves
1 foot or less. 

$$

fzus53 kdtx 171935
nshdtx
expires:202608180345;;896138

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
335 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz443-180345-
port sanilac to port huron mi-
335 pm edt mon aug 17 2026

.tonight...northeast winds 10 to 15 knots diminishing to 5 to
10 knots this evening, then becoming light and variable after
midnight becoming southwest 5 to 10 knots early in the morning.
clear. waves 2 feet or less. 
.tuesday...southwest winds 5 to 10 knots. mostly sunny until late
afternoon becoming partly cloudy. waves 2 feet or less. 
.tuesday night...southwest winds 10 to 15 knots. partly cloudy. a
chance of showers until early morning. a chance of thunderstorms
in the late evening and early morning, then showers likely after
midnight. waves 2 feet or less. 
.wednesday...north winds 10 to 15 knots. partly cloudy with a
chance of showers early in the morning, then mostly sunny in the
late morning and afternoon. waves 2 feet or less. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 171935
nshdtx
expires:202608180345;;896136

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
335 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz441-180345-
port austin to harbor beach mi-
335 pm edt mon aug 17 2026

.tonight...northeast winds 5 to 10 knots early in the evening
becoming light and variable, then becoming southwest 5 to
10 knots early in the morning. mostly clear. waves 2 feet or
less. 
.tuesday...southwest winds 5 to 10 knots increasing to 10 to
15 knots in the late morning and afternoon. mostly sunny until
late afternoon becoming partly cloudy. a slight chance of showers
and thunderstorms early in the afternoon. waves 2 feet or less. 
.tuesday night...southwest winds 10 to 15 knots becoming west
5 to 10 knots in the late evening and early morning, then
becoming northwest 10 to 15 knots after midnight. light showers
and a chance of thunderstorms. waves 1 to 3 feet. 
.wednesday...north winds 10 to 15 knots diminishing to 5 to
10 knots in the late morning and afternoon. mostly sunny. waves
1 to 3 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 171935
nshdtx
expires:202608180345;;896137

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
335 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz442-180345-
harbor beach to port sanilac mi-
335 pm edt mon aug 17 2026

.tonight...northeast winds 5 to 10 knots in the evening becoming
light and variable, then becoming southwest 5 to 10 knots early
in the morning. mostly clear. waves 2 feet or less. 
.tuesday...southwest winds 5 to 10 knots. mostly sunny until late
afternoon becoming partly cloudy. waves 2 feet or less. 
.tuesday night...west winds 5 to 10 knots increasing to 10 to
15 knots in the late evening and early morning, then becoming
northwest 5 to 10 knots after midnight. mostly cloudy. a chance
of showers early in the evening. a chance of thunderstorms until
early morning. showers likely in the late evening and overnight.
waves 2 feet or less. 
.wednesday...north winds 10 to 15 knots diminishing to 5 to
10 knots early in the afternoon. partly cloudy early in the
morning then clearing. a chance of showers early in the morning.
waves 1 to 3 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 171935
nshdtx
expires:202608180345;;896135

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
335 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz421-180345-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
335 pm edt mon aug 17 2026

.tonight...east winds 5 to 10 knots veering to the south after
midnight. mostly clear. waves 2 feet or less. 
.tuesday...southwest winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. mostly sunny until late
afternoon becoming partly cloudy. a chance of showers and
thunderstorms early in the afternoon. waves 2 feet or less. 
.tuesday night...west winds 15 to 20 knots becoming northwest
10 to 15 knots in the late evening and overnight. becoming partly
cloudy after midnight. light showers and a chance of
thunderstorms. waves 1 to 3 feet. 
.wednesday...north winds 10 to 15 knots becoming northeast 5 to
10 knots in the late morning and afternoon. mostly sunny. waves
2 feet or less. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 171935
nshdtx
expires:202608180345;;896134

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
335 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz422-180345-
inner saginaw bay sw of point au gres to bay port mi-
335 pm edt mon aug 17 2026

.tonight...east winds 5 to 10 knots veering to the southwest
early in the morning. mostly clear. waves 2 feet or less. 
.tuesday...southwest winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. mostly sunny until late
afternoon, then partly cloudy with a slight chance of showers and
thunderstorms early in the afternoon. waves 2 feet or less. 
.tuesday night...west winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and early morning, then veering to
the northwest after midnight. rain showers and a chance of
thunderstorms. waves 2 to 4 feet subsiding to 1 to 3 feet in the
late evening and overnight. 
.wednesday...north winds 10 to 15 knots becoming northeast 5 to
10 knots in the late morning and afternoon. mostly sunny. waves
2 feet or less. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kgrb 171941
nshgrb
expires:202608172200;;896348

nearshore marine forecast
national weather service green bay wi
241 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-172200-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
241 pm cdt mon aug 17 2026

.this afternoon...s wind 5 to 10 kts. waves 2 ft or less. partly
cloudy. 
.tonight...sw wind 10 to 15 kts. waves 2 ft or less. a slight
chance of showers and thunderstorms after midnight. 
.tuesday...w wind 10 to 15 kts backing sw early in the afternoon.
waves 2 ft or less. a chance of thunderstorms in the afternoon. 
.tuesday night...nw wind 5 to 10 kts veering n in the late
evening and overnight. waves 2 ft or less. a chance of showers in
the evening.  

$$

fzus53 kgrb 171941
nshgrb
expires:202608172200;;896347

nearshore marine forecast
national weather service green bay wi
241 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan


lmz521-522-172200-
green bay south of line from cedar river to rock island passage
and north of a line from oconto wi to little sturgeon bay wi-
green bay south of line from oconto wi to little sturgeon bay wi-
241 pm cdt mon aug 17 2026

.this afternoon...s wind 5 to 10 kts. waves 2 ft or less. partly
cloudy. 
.tonight...sw wind 5 to 10 kts increasing to 10 to 15 kts after
midnight. waves 2 ft or less. a chance of showers and a slight
chance of thunderstorms after midnight. 
.tuesday...w wind 10 to 15 kts. waves 2 ft or less. a chance of
showers and thunderstorms in the afternoon. 
.tuesday night...n wind 5 to 10 kts backing nw after midnight.
waves 2 ft or less. a chance of showers in the evening.  

$$

fzus53 kgrr 171941
nshgrr
expires:202608180800;;896311

nearshore marine forecast
national weather service grand rapids mi
341 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan


lmz848-180800-
whitehall to pentwater mi-
341 pm edt mon aug 17 2026

.through early evening...northwest winds 10 to 15 knots. sunny.
waves around 1 foot. 
.tonight...west winds 5 to 10 knots backing southwest 10 to 20 knots
in the late evening and overnight. partly cloudy. waves 2 to 4 feet.
.tuesday...southwest winds 15 to 25 knots. partly sunny with a
chance of rain showers. waves 2 to 4 feet. 
.tuesday night...southwest winds 15 to 25 knots veering west around
15 knots in the late evening and early morning, then veering north
after midnight. rain showers likely and a chance of thunderstorms.
waves 2 to 4 feet. 
.wednesday...north winds 10 to 15 knots backing northwest early in
the afternoon. sunny. waves 1 to 2 feet. 
.wednesday night...north winds 5 to 10 knots veering east in the
late evening and overnight. mostly clear. waves 1 foot or less. 
.thursday...east winds 5 to 10 knots veering west 10 to 15 knots in
the late morning and afternoon. sunny. waves 1 foot or less. 
.friday...southwest winds 10 to 20 knots. partly sunny. waves 1 to
3 feet building to 2 to 4 feet in the late morning and afternoon. 
.saturday...west winds 15 to 20 knots veering northwest early in the
afternoon. mostly sunny. waves 2 to 4 feet. 

$$

fzus53 kgrr 171941
nshgrr
expires:202608180800;;896310

nearshore marine forecast
national weather service grand rapids mi
341 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan


lmz849-180800-
pentwater to manistee mi-
341 pm edt mon aug 17 2026

.through early evening...west winds 10 to 15 knots. sunny. waves
1 foot or less. 
.tonight...southwest winds 10 to 20 knots. partly cloudy. waves 1 to
3 feet. 
.tuesday...southwest winds 15 to 25 knots. partly sunny with a
chance of rain showers. waves 2 to 4 feet. 
.tuesday night...southwest winds 10 to 20 knots veering west in the
late evening and early morning, then veering north 5 to 15 knots
after midnight. partly cloudy with a chance of showers and
thunderstorms. waves 2 to 4 feet. 
.wednesday...north winds 5 to 10 knots backing northwest 10 to
15 knots early in the afternoon. sunny. waves around 1 foot. 
.wednesday night...northeast winds 5 to 10 knots veering southeast
in the late evening and overnight. mostly clear. waves 1 foot or
less. 
.thursday...southeast winds 5 to 15 knots veering west in the late
morning and afternoon. sunny. waves 1 foot or less. 
.friday...southwest winds 15 to 25 knots. partly sunny with a chance
of rain showers. waves 2 to 4 feet. 
.saturday...northwest winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet. 

$$

fzus53 kgrr 171941
nshgrr
expires:202608180800;;896312

nearshore marine forecast
national weather service grand rapids mi
341 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan


lmz847-180800-
grand haven to whitehall mi-
341 pm edt mon aug 17 2026

.through early evening...northwest winds 15 to 20 knots. sunny.
waves 1 to 2 feet. 
.tonight...west winds 10 to 15 knots backing southwest 15 to
20 knots after midnight. mostly clear. waves 2 to 4 feet. 
.tuesday...southwest winds 20 to 25 knots. mostly sunny with a
chance of rain showers. waves 2 to 4 feet. 
.tuesday night...southwest winds 15 to 25 knots veering northwest
10 to 15 knots after midnight. partly cloudy with a chance of
showers and thunderstorms. waves 2 to 4 feet subsiding to 1 to
3 feet after midnight. 
.wednesday...north winds 10 to 15 knots backing northwest 15 to
20 knots early in the afternoon. sunny. waves 1 to 3 feet. 
.wednesday night...north winds 10 to 15 knots veering northeast 5 to
10 knots in the late evening and overnight. mostly clear. waves 1 to
2 feet. 
.thursday...east winds 5 to 10 knots backing west in the late
morning and afternoon. sunny. waves 1 foot or less. 
.friday...southwest winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.saturday...west winds 20 to 25 knots. mostly sunny. waves 3 to
5 feet. 

$$

fzus53 kmkx 171810
nshmkx
expires:202608172200;;890618

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan


lmz643-172200-
sheboygan to port washington wi-
110 pm cdt mon aug 17 2026

.rest of today...southeast wind 5 to 10 knots veering south 5 to
15 knots late in the afternoon. partly sunny. waves around
1 foot. 
.tonight...south wind 10 to 15 knots veering west early in the
morning. partly cloudy. waves around 1 foot. 
.tuesday...southwest wind 10 to 15 knots with gusts to around
20 knots veering west with gusts to around 20 knots late in the
afternoon. chance of showers and thunderstorms in the afternoon.
waves around 1 foot. 
.tuesday night...west wind 10 to 15 knots veering north early in
the morning. chance of showers and thunderstorms through around
midnight, then slight chance of showers after midnight. waves
around 1 foot. 

$$

fzus53 kmkx 171810
nshmkx
expires:202608172200;;890619

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan


lmz644-172200-
port washington to north point light wi-
110 pm cdt mon aug 17 2026

.rest of today...east wind 5 to 10 knots veering south late in
the afternoon. partly sunny. waves around 1 foot. 
.tonight...south wind 5 to 10 knots veering southwest late in the
evening, then rising to 10 to 15 knots after midnight veering
west early in the morning. partly cloudy. waves around 1 foot. 
.tuesday...southwest wind 10 to 15 knots with gusts to around
20 knots veering west late in the afternoon. showers likely and a
chance of thunderstorms in the afternoon. waves around 1 foot. 
.tuesday night...southwest wind 10 to 15 knots veering west late
in the evening, then becoming northwest 5 to 10 knots after
midnight. chance of showers and thunderstorms through around
midnight, then slight chance of showers and thunderstorms after
midnight. waves around 1 foot. 

$$